. >> are genes connected to all of the presidents of the united states except for one? the one executive not on the president's family tree. ,,,,,,,,,,,,,,,, mbination in 2 >>> president obama's combination of personal fund- raising skills were a winning combination in 2008. this year he could be a liability for democrats. his disapproval numbers now equal his approval ratings and some democrats don't want him to campaign for them. house speaker nancy pelosi insists she is confident democrats will prevail in the fall. >> we have a solid plan messaging and mobilizing the grassroots level and management of our campaign and we have a 2- 1 advantage money wise. >>> republicans meanwhile are taking advantage of the president's falling numbers to attack and running ads that make him an issue in the campaign. >>> a 12-year-old central california girl made an interesting discovery during a class project. she found out all u.s. presidents but one are related. she discovered george washington, thomas jefferson and barack obama are all cousins or grandson s of a king in england. s